Other Forms FormsMcNaulty, McNalty, (rarely) O'Nalty, Nolty, McNult, McAnulty, McEnulty, McKnulty
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Meaning & History
Irish surname historically associated with County Donegal in northwest Ireland meaning "descended of the Ulaid Nation". The surname is derived from an anglicized contraction of the original Irish patronymic Mac "descended" an Ultaigh "Ulaid race".